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Siregar, Fahma Yusmita (2025) Peningkatan kognitif siswa dan keterampilan proses sains fisika melalui model project based learning di Maahad Tahfiz Baitul Ehsan Al-Khairi Kuala Lumpur Malaysia. Undergraduate thesis, UIN Syekh Ali Hasan Ahmad Addary Padangsidimpuan.